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English definition of “echo”

echo

verb [I] (SOUND)    /ˈek.əʊ/ US  /-oʊ/
C2 If a sound echoes or a place echoes with a sound, you hear the sound again because you are in a large, empty space: The sound of footsteps echoed round the hall. Suddenly, the building echoed with the sound of gunfire.Sound and its properties
(Definition of echo verb (SOUND) from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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